454135531453 has 2 divisors, whose sum is σ = 454135531454. Its totient is φ = 454135531452.

The previous prime is 454135531429. The next prime is 454135531459. The reversal of 454135531453 is 354135531454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 418197609124 + 35937922329 = 646682^2 + 189573^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454135531453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454135531459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227067765726 + 227067765727.

It is an arithmetic number, because the mean of its divisors is an integer number (227067765727).

Almost surely, 2^454135531453 is an apocalyptic number.

It is an amenable number.

454135531453 is a deficient number, since it is larger than the sum of its proper divisors (1).

454135531453 is an equidigital number, since it uses as much as digits as its factorization.

454135531453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080000, while the sum is 43.

Subtracting from 454135531453 its reverse (354135531454), we obtain a palindrome (99999999999).

The spelling of 454135531453 in words is "four hundred fifty-four billion, one hundred thirty-five million, five hundred thirty-one thousand, four hundred fifty-three".